Nikolaos Nanas, Victoria S. Uren, Anne N. De Roeck. Building and applying a concept hierarchy representation of a user profile. In SIGIR 2003: Proceedings of the 26th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 28 - August 1, 2003, Toronto, Canada. pages 198-204, ACM, 2003. [doi]
Abstract is missing.